/Engine/Source/Runtime/Foliage/Public/FoliageStatistics.h
DEBUG FUNCTION: This is not fast, use only for debug/development. Gets an instance count for each unique mesh type overlapping the given sphere.
static void FoliageOverlappingMeshCounts_Debug ( [UObject](API\Runtime\CoreUObject\UObject\UObject) * WorldContextObject, FVector CenterPosition, float Radius, [TMap](API\Runtime\Core\Containers\TMap)< [UStaticMesh](API\Runtime\Engine\Engine\UStaticMesh) *, int32 > & OutMeshCounts )